Great Wall Manufacture Co., Ltd. of Zhengzhou City is one of China's large enterprises producing construction machinery, one of the first-class enterprises designated by The Ministry of Agriculture of People's Republic of China and one of the top 10 enterprises of Zhengzhou City. Our company was established and our products passed ISO9001 international quality system authentication in 2000. Our company was appraised as "National Consumer Satisfactory Enterprise in Quality Services" in 2003, "China's Excellent Enterprise" in February, 2003, "Quality...